/* Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
'use strict';

angular.module('flowableModeler')
    .controller('FormReadonlyViewController', ['$rootScope', '$scope', '$translate', '$http', '$timeout', '$location', '$modal', '$routeParams', '$popover',
        function ($rootScope, $scope, $translate, $http, $timeout, $location, $modal, $routeParams, $popover) {

            // Main page (needed for visual indicator of current page)
            $rootScope.setMainPageById('forms');

            var guidSequence = 0;

            function setFieldDragDropAttributes(field, prefix) {
                if (!field._guid) {
                    field._guid = prefix + guidSequence++;
                }

                if (!field._width) {
                    field._width = 1;
                }
            }

            if ($routeParams.modelId) {

                var url;
                if ($routeParams.modelHistoryId) {
                    url = FLOWABLE.APP_URL.getFormModelHistoryUrl($routeParams.modelId, $routeParams.modelHistoryId);
                } else {
                    url = FLOWABLE.APP_URL.getFormModelUrl($routeParams.modelId);
                }

                $http({method: 'GET', url: url}).success(function (response, status, headers, config) {
                    if (response.formDefinition.fields) {
                        for (var i = 0; i < response.formDefinition.fields.length; i++) {
                            var field = response.formDefinition.fields[i];
                            if (!field.params) {
                                field.params = {};
                            }
                            setFieldDragDropAttributes(field, 'savedField');
                        }

                        $scope.formElements = response.formDefinition.fields;
                    } else {
                        $scope.formElements = [];
                    }

                    $scope.formItems = $scope.formElements;

                    $timeout(function () {
                        // Flip switch in timeout to start watching all form-related models
                        // after next digest cycle, to prevent first false-positive
                        $scope.formLoaded = true;
                    }, 200);
                }).error(function (response, status, headers, config) {
                    $scope.model.loading = false;
                });

            } else {
                $scope.formLoaded = true;
            }

        }]);
